MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Please answer number 13. Make sure to answer all parts! show work! Thanks!
eserved. I
ent does no
13. | Veterinary Science: Shetland Ponies How much should a healthy Shetland
pony weigh? Let x be the age of the pony (in months), and let y be the aver-
age weight of the pony (in kilograms). The following information is based
on data taken from The Merck Veterinary Manual (a reference used in most
veterinary colleges).
X
y
3
60
6
95
12
140
18
170
copied scanned, or duplicate..
(a) Make a scatter diagram and draw the line you think best fits the data.
(b) Would you say the correlation is low, moderate, or strong? positive or
negative?
24
185
whole of
(c) Use a calculator to verify that Σx = 63, Ex² = 1089, Σy = 650,
Ey² = 95,350, and Exy = 9930. Compute r. As x increases from 3 to
24 months, does the value of r imply that y should tend to increase or
decrease? Explain.
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Transcribed Image Text:eserved. I ent does no 13. | Veterinary Science: Shetland Ponies How much should a healthy Shetland pony weigh? Let x be the age of the pony (in months), and let y be the aver- age weight of the pony (in kilograms). The following information is based on data taken from The Merck Veterinary Manual (a reference used in most veterinary colleges). X y 3 60 6 95 12 140 18 170 copied scanned, or duplicate.. (a) Make a scatter diagram and draw the line you think best fits the data. (b) Would you say the correlation is low, moderate, or strong? positive or negative? 24 185 whole of (c) Use a calculator to verify that Σx = 63, Ex² = 1089, Σy = 650, Ey² = 95,350, and Exy = 9930. Compute r. As x increases from 3 to 24 months, does the value of r imply that y should tend to increase or decrease? Explain.
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